Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 522

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-522 A Cooper TX DLLSTX97X5X  965H FRACTEL, LLC 552      
430-522 0 Cooper TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-05-04   
430-522 2 Cooper TX DLLSTX97X5X  965H FRACTEL, LLC 552   2021-07-08   
430-522 3 Cooper TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-07-17   
430-522 4 Cooper TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-08-20   
430-522 5 Cooper TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-07-09   
430-522 7 Cooper TX   145J TERRA NOVA TELECOM INC. 552   2025-08-15   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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